/*
 * Copyright 2017 Huawei Technologies Co., Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package io.servicecomb.config;

import com.netflix.config.ConcurrentCompositeConfiguration;
import com.netflix.config.DynamicPropertyFactory;

/**
 * Created by   on 2017/3/28.
 */
public final class ConfigUtil {
    private ConfigUtil() { }

    public static Object getProperty(String key) {
        Object config = DynamicPropertyFactory.getBackingConfigurationSource();
        if (null != config && ConcurrentCompositeConfiguration.class.isInstance(config)) {
            ConcurrentCompositeConfiguration concurrentCompositeConfiguration =
                    (ConcurrentCompositeConfiguration) config;
            return concurrentCompositeConfiguration.getProperty(key);
        }
        return null;
    }
}
